MakeItFrom.com
Menu (ESC)

C99700 Brass vs. C69300 Brass

Both C99700 brass and C69300 brass are copper alloys. They have 82% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C99700 brass and the bottom bar is C69300 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 25
8.5 to 15
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 46
41
Tensile Strength: Ultimate (UTS), MPa 380
550 to 630
Tensile Strength: Yield (Proof), MPa 170
300 to 390

Thermal Properties

Latent Heat of Fusion, J/g 200
240
Maximum Temperature: Mechanical, °C 160
160
Melting Completion (Liquidus), °C 900
880
Melting Onset (Solidus), °C 880
860
Specific Heat Capacity, J/kg-K 410
400
Thermal Expansion, µm/m-K 20
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.0
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
8.8

Otherwise Unclassified Properties

Base Metal Price, % relative 25
26
Density, g/cm3 8.1
8.2
Embodied Carbon, kg CO2/kg material 3.3
2.7
Embodied Energy, MJ/kg 53
45
Embodied Water, L/kg 320
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 78
47 to 70
Resilience: Unit (Modulus of Resilience), kJ/m3 120
400 to 700
Stiffness to Weight: Axial, points 8.3
7.4
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 13
19 to 21
Strength to Weight: Bending, points 14
18 to 20
Thermal Shock Resistance, points 11
19 to 22

Alloy Composition

Aluminum (Al), % 0.5 to 3.0
0
Copper (Cu), % 54 to 65.5
73 to 77
Iron (Fe), % 0 to 1.0
0 to 0.1
Lead (Pb), % 0 to 2.0
0 to 0.090
Manganese (Mn), % 11 to 15
0 to 0.1
Nickel (Ni), % 4.0 to 6.0
0 to 0.1
Phosphorus (P), % 0
0.040 to 0.15
Silicon (Si), % 0
2.7 to 3.4
Tin (Sn), % 0 to 1.0
0 to 0.2
Zinc (Zn), % 19 to 25
18.4 to 24.3
Residuals, % 0
0 to 0.5